47 lines
1.2 KiB
ArmAsm
47 lines
1.2 KiB
ArmAsm
#include <sys/regdef.h>
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#include <sys/asm.h>
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/* This file must be preprocessed. But the SGI assembler always does */
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/* that. Furthermore, a generic preprocessor won't do, since some of */
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/* the SGI-supplied include files rely on behavior of the MIPS */
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/* assembler. Hence we treat and name this file as though it required */
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/* no preprocessing. */
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# define call_push(x) move $4,x; jal GC_push_one
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.option pic2
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.text
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/* Mark from machine registers that are saved by C compiler */
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# define FRAMESZ 32
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# define RAOFF FRAMESZ-SZREG
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# define GPOFF FRAMESZ-(2*SZREG)
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NESTED(GC_push_regs, FRAMESZ, ra)
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.mask 0x80000000,-SZREG # inform debugger of saved ra loc
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move t0,gp
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SETUP_GPX(t8)
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PTR_SUBU sp,FRAMESZ
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# ifdef SETUP_GP64
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SETUP_GP64(GPOFF, GC_push_regs)
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# endif
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SAVE_GP(GPOFF)
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REG_S ra,RAOFF(sp)
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# if (_MIPS_SIM == _ABIO32)
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call_push($2)
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call_push($3)
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# endif
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call_push($16)
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call_push($17)
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call_push($18)
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call_push($19)
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call_push($20)
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call_push($21)
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call_push($22)
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call_push($23)
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call_push($30)
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REG_L ra,RAOFF(sp)
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# ifdef RESTORE_GP64
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RESTORE_GP64
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# endif
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PTR_ADDU sp,FRAMESZ
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j ra
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.end GC_push_regs
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